Warm River city, Idaho
Official LSAD Designation: Warm River city • Census GEOID: 1685420
• Fremont County
Warm River city is an incorporated city in Fremont County, Idaho. According to official records from the Census (2025), Warm River city had an estimated population of 1 residents. Official Census Bureau geographic records classify this community under LSAD designation Warm River city (GEOID 1685420).
Local Government Administration U.S. Census Bureau GMAF
City Of Warm River
Municipal
Official Title:
City Clerk
Address:
PO BOX 593, ASHTON ID 83420-0593
County Of Fremont
County
Official Title:
County Clerk
Address:
151 W 1ST N ST, STE 12, SAINT ANTHONY ID 83445-1409
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 1 | 2025 |
| Median Household Income | Data unavailable | ACS 5-Year |
| Median Home Value | Data unavailable | ACS 5-Year |
| Land Area | 0.67 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).